Example

Add inline JavaScript to HTML

HTML

<!DOCTYPE html>
<html lang="en-US">
    <head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width">
    <link name="favicon" type="image/x-icon" href="https://skillzam.com/uploads/system/e353194f3b7cd1b75d69c3ab88041985.png" rel="shortcut icon" />
    <title>Add inline JavaScript to HTML</title>

    <!-- Button Styling CSS code-->
    <style>
        #btn {
            background-color: #004AED;
            color:white;
            font-size: 1.2em;
            border-color: blue;
            border-radius: 3px;
            padding: 10px 30px;
        }
    </style>

    </head>
    <body>

    <h1>Demo: Add inline JavaScript to HTML</h1>

    <!-- Inline JavaScript handlers - onclick="createPara()" -->
    <button id="btn" onclick="createPara()">Click Me</button>

    <!-- JavaScript code Starts here -->
    <script> 

        function createPara() {
            const para = document.createElement('p');
            para.textContent = 'You just clicked the button!';
            document.body.appendChild(para);
        }
    
    </script>
    <!-- JavaScript code Ends here -->

</body>
</html>

Output

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